Extensions to RSVP-TE for LSP Egress Local Protection draft-ietf-teas-rsvp-egress-protection-06 Huaimo Chen, Autumn Liu Tarek Saad, Fengman Xu Lu Huang, Ning So Mehmet Toy, Lei Liu, Zhenbin Li Boris Zhang, Nan Meng, Vic Liu

More Details Primary LSP Backup LSP Compute Path for Backup LSP After determining backup egress for protecting primary egress, PLR Computes path from PLR to backup egress Excluding segment including primary egress to be protected PE1 CE1 Primary LSP Backup LSP Data PE7 PE8 CE3 1. Configure Backup Egress on ingress 3. Configure Backup Egress on primary egress Backup Egress Primary Egress Ingress P2 P1 2. Configure same local IP address on primary backup egress and backup egress 10.1.0.1 Note: local IP address is different from Backup Egress (e.g., from primary egress’ view). In other words, backup egress is identified by address different from this local address. Path message for primary LSP with SERO having backup egress sent to primary egress

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