Cisco Cisco IP Solution Center 6.0 Merkblatt
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C97-513294-00
14
Cisco Public
The Business Problem: Overview
Outage detection
Complexity of IP/MPLS networks –
e.g., LSP Black holes in MPLS core
e.g., LSP Black holes in MPLS core
Network configuration changes …
typically cause 50% of network
outages
typically cause 50% of network
outages
Access circuit issues – typically 90%
of customer support calls
of customer support calls
Customer network problems – all too
often “MPLS VPN outage” root cause
often “MPLS VPN outage” root cause
Need for MPLS skills on the helpdesk
NOC organizational “hand-overs”
Front-line helpdesk -> Level 2 support -
> Level 3 support/design engineering)
> Level 3 support/design engineering)
LSP
LSP
PE
P
CE
Real-life customer problem …
Deleted VPNV4 address family
on route reflector … took hours
to find and diagnose
Deleted VPNV4 address family
on route reflector … took hours
to find and diagnose
Real-life customer problem …
Inconsistency between MPLS
forwarding table on CPU and line
card … several hours outage
Inconsistency between MPLS
forwarding table on CPU and line
card … several hours outage