Cisco Systems 3560 사용자 설명서

 shows the default IS-IS configuration.

Ignore link-state PDU (LSP) errors

Enabled.

IS-IS type

Conventional IS-IS: the router acts as both a Level 1 (station) and a Level 2 
(area) router.

Multiarea IS-IS: the first instance of the IS-IS routing process is a Level 1-2 
router. Remaining instances are Level 1 routers. 

Default-information originate

Disabled.

Log IS-IS adjacency state changes.

Disabled.

LSP generation throttling timers

Maximum interval between two consecutive occurrences: 5 seconds.

Initial LSP generation delay: 50 ms.

Hold time between the first and second LSP generation: 5000 ms.

LSP maximum lifetime (without a refresh)

1200 seconds (20 minutes) before t.he LSP packet is deleted.

LSP refresh interval

Send LSP refreshes every 900 seconds (15 minutes).

Maximum LSP packet size 

1497 bytes.

NSF Awareness

1

1.

NSF = Nonstop Forwarding

Enabled

2 

. Allows Layer 3 switches to continue forwarding packets from a 

neighboring NSF-capable router during hardware or software changes.

2.

IS-IS NSF awareness is enabled for IPv4 on switches running Cisco IOS Release 12.2(25)SEG or later.

Partial route computation (PRC) throttling 
timers

Maximum PRC wait interval: 5 seconds.

Initial PRC calculation delay after a topology change: 2000 ms.

Hold time between the first and second PRC calculation: 5000 ms. 

Partition avoidance

Disabled.

Password

No area or domain password is defined, and authentication is disabled.

Set-overload-bit 

Disabled. When enabled, if no arguments are entered, the overload bit is set 
immediately and remains set until you enter the no set-overload-bit command.

Shortest path first (SPF) throttling timers

Maximum interval between consecutive SFPs: 10 seconds.

Initial SFP calculation after a topology change: 5500 ms.

Holdtime between the first and second SFP calculation: 5500 ms.

Summary-address 

Disabled.