hp 6127xlg blade switch seriesh20628. · hp 6127xlg blade switch series mpls configuration guide...
TRANSCRIPT
Part number: 797711-001
© Copyright 2015 Hewlett-Packard Development Company, L.P.
No part of this documentation may be reproduced or transmitted in any form or by any means without prior written consent of Hewlett-Packard Development Company, L.P.
The information contained herein is subject to change without notice.
HEWLETT-PACKARD COMPANY MAKES NO WARRANTY OF ANY KIND WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Hewlett-Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, performance, or use of this material.
The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.
i
Contents
Configuring basic MPLS ·············································································································································· 1 Overview ············································································································································································ 1
Basic concepts ·························································································································································· 1 MPLS network architecture ······································································································································ 3 LSP establishment ······················································································································································ 3 MPLS forwarding ······················································································································································ 4 PHP ············································································································································································· 5 Protocols and standards ·········································································································································· 5
MPLS configuration task list ·············································································································································· 5 Enabling MPLS ··································································································································································· 6 Configuring MPLS MTU ···················································································································································· 6 Specifying the label type advertised by the egress ······································································································· 7 Configuring TTL propagation ··········································································································································· 8 Enabling sending of MPLS TTL-expired messages ········································································································· 9 Enabling MPLS forwarding statistics ···························································································································· 10 Enabling SNMP notifications for MPLS ························································································································ 10 Displaying and maintaining MPLS ······························································································································· 10
Configuring a static LSP ············································································································································· 12 Overview ········································································································································································· 12 Configuration prerequisites ··········································································································································· 12 Configuration procedure ··············································································································································· 12 Displaying static LSPs ····················································································································································· 13 Static LSP configuration example ································································································································· 13
Network requirements ··········································································································································· 13 Configuration restrictions and guidelines ··········································································································· 14 Configuration procedure ······································································································································ 14 Verifying the configuration ··································································································································· 15
Configuring LDP ························································································································································· 16 Overview ········································································································································································· 16
Terminology ··························································································································································· 16 LDP messages ························································································································································· 16 LDP operation ························································································································································· 17 Label distribution and control ······························································································································· 18 LDP GR ···································································································································································· 20 LDP NSR ································································································································································· 21 LDP-IGP synchronization ······································································································································· 22 LDP FRR ··································································································································································· 23 Protocols ································································································································································· 23
LDP configuration task list ·············································································································································· 23 Enabling LDP ··································································································································································· 24
Enabling LDP globally ··········································································································································· 24 Enabling LDP on an interface ······························································································································· 24
Configuring Hello parameters ······································································································································ 25 Configuring LDP session parameters ···························································································································· 26 Configuring LDP backoff ··············································································································································· 27 Configuring LDP MD5 authentication ·························································································································· 27 Configuring an LSP generation policy ························································································································· 28 Configuring the LDP label distribution control mode ·································································································· 28
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Configuring a label advertisement policy ··················································································································· 29 Configuring a label acceptance policy ······················································································································· 30 Configuring LDP loop detection ···································································································································· 31 Configuring LDP session protection ······························································································································ 31 Configuring LDP GR ······················································································································································· 32 Configuring LDP NSR ····················································································································································· 32 Configuring LDP-IGP synchronization ·························································································································· 32
Configuring LDP-OSPF synchronization ·············································································································· 33 Configuring LDP-ISIS synchronization ················································································································· 34
Configuring LDP FRR ······················································································································································ 35 Resetting LDP sessions ···················································································································································· 35 Enabling SNMP notifications for LDP ··························································································································· 35 Displaying and maintaining LDP ·································································································································· 35 LDP configuration examples ·········································································································································· 36
LDP LSP configuration example ···························································································································· 36 Label acceptance control configuration example ······························································································ 40 Label advertisement control configuration example ·························································································· 44 LDP FRR configuration example ··························································································································· 49
Configuring MPLS TE ················································································································································· 53 Overview ········································································································································································· 53
TE and MPLS TE ····················································································································································· 53 MPLS TE basic concepts········································································································································ 53 Static CRLSP establishment ··································································································································· 53 Dynamic CRLSP establishment ····························································································································· 53 Traffic forwarding ·················································································································································· 55 Make-before-break ················································································································································ 56 Route pinning ························································································································································· 57 Tunnel reoptimization ············································································································································ 57 Automatic bandwidth adjustment ························································································································ 57 CRLSP backup ························································································································································ 58 FRR ···························
© Copyright 2015 Hewlett-Packard Development Company, L.P.
No part of this documentation may be reproduced or transmitted in any form or by any means without prior written consent of Hewlett-Packard Development Company, L.P.
The information contained herein is subject to change without notice.
HEWLETT-PACKARD COMPANY MAKES NO WARRANTY OF ANY KIND WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Hewlett-Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, performance, or use of this material.
The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.
i
Contents
Configuring basic MPLS ·············································································································································· 1 Overview ············································································································································································ 1
Basic concepts ·························································································································································· 1 MPLS network architecture ······································································································································ 3 LSP establishment ······················································································································································ 3 MPLS forwarding ······················································································································································ 4 PHP ············································································································································································· 5 Protocols and standards ·········································································································································· 5
MPLS configuration task list ·············································································································································· 5 Enabling MPLS ··································································································································································· 6 Configuring MPLS MTU ···················································································································································· 6 Specifying the label type advertised by the egress ······································································································· 7 Configuring TTL propagation ··········································································································································· 8 Enabling sending of MPLS TTL-expired messages ········································································································· 9 Enabling MPLS forwarding statistics ···························································································································· 10 Enabling SNMP notifications for MPLS ························································································································ 10 Displaying and maintaining MPLS ······························································································································· 10
Configuring a static LSP ············································································································································· 12 Overview ········································································································································································· 12 Configuration prerequisites ··········································································································································· 12 Configuration procedure ··············································································································································· 12 Displaying static LSPs ····················································································································································· 13 Static LSP configuration example ································································································································· 13
Network requirements ··········································································································································· 13 Configuration restrictions and guidelines ··········································································································· 14 Configuration procedure ······································································································································ 14 Verifying the configuration ··································································································································· 15
Configuring LDP ························································································································································· 16 Overview ········································································································································································· 16
Terminology ··························································································································································· 16 LDP messages ························································································································································· 16 LDP operation ························································································································································· 17 Label distribution and control ······························································································································· 18 LDP GR ···································································································································································· 20 LDP NSR ································································································································································· 21 LDP-IGP synchronization ······································································································································· 22 LDP FRR ··································································································································································· 23 Protocols ································································································································································· 23
LDP configuration task list ·············································································································································· 23 Enabling LDP ··································································································································································· 24
Enabling LDP globally ··········································································································································· 24 Enabling LDP on an interface ······························································································································· 24
Configuring Hello parameters ······································································································································ 25 Configuring LDP session parameters ···························································································································· 26 Configuring LDP backoff ··············································································································································· 27 Configuring LDP MD5 authentication ·························································································································· 27 Configuring an LSP generation policy ························································································································· 28 Configuring the LDP label distribution control mode ·································································································· 28
ii
Configuring a label advertisement policy ··················································································································· 29 Configuring a label acceptance policy ······················································································································· 30 Configuring LDP loop detection ···································································································································· 31 Configuring LDP session protection ······························································································································ 31 Configuring LDP GR ······················································································································································· 32 Configuring LDP NSR ····················································································································································· 32 Configuring LDP-IGP synchronization ·························································································································· 32
Configuring LDP-OSPF synchronization ·············································································································· 33 Configuring LDP-ISIS synchronization ················································································································· 34
Configuring LDP FRR ······················································································································································ 35 Resetting LDP sessions ···················································································································································· 35 Enabling SNMP notifications for LDP ··························································································································· 35 Displaying and maintaining LDP ·································································································································· 35 LDP configuration examples ·········································································································································· 36
LDP LSP configuration example ···························································································································· 36 Label acceptance control configuration example ······························································································ 40 Label advertisement control configuration example ·························································································· 44 LDP FRR configuration example ··························································································································· 49
Configuring MPLS TE ················································································································································· 53 Overview ········································································································································································· 53
TE and MPLS TE ····················································································································································· 53 MPLS TE basic concepts········································································································································ 53 Static CRLSP establishment ··································································································································· 53 Dynamic CRLSP establishment ····························································································································· 53 Traffic forwarding ·················································································································································· 55 Make-before-break ················································································································································ 56 Route pinning ························································································································································· 57 Tunnel reoptimization ············································································································································ 57 Automatic bandwidth adjustment ························································································································ 57 CRLSP backup ························································································································································ 58 FRR ···························