From: Peter van Oene (pvo@xxxxxxxxxxxx)
Date: Thu Apr 25 2002 - 08:15:18 GMT-3
You need to purge the LSA's from the router which originates them. I
believe a clear ip ospf database purge or something similar will accomplish
this. It will set the age to maxage and the LSA will be expired shortly
thereafter from every router receiving it.
pete
At 05:01 PM 4/25/2002 +1000, yakout esmat wrote:
>Any way of clearing ospf lsa database.
>
>I have ABR router between area 0 and area 6 with the following lsa database:
>
>r6#sh ip ospf dat
>
> OSPF Router with ID (148.5.6.6) (Process ID 100)
>
>
> Router Link States (Area 0)
>
>Link ID ADV Router Age Seq# Checksum Link count
>148.5.1.1 148.5.1.1 174 0x8000001D 0x5E22 1
>148.5.5.5 148.5.5.5 3512 (DNA) 0x80000007 0x1D9D 2
>148.5.6.6 148.5.6.6 168 0x80000017 0x8337 2
>
> Net Link States (Area 0)
>
>Link ID ADV Router Age Seq# Checksum
>148.5.16.1 148.5.1.1 175 0x80000003 0xDCE2
>
> Summary Net Link States (Area 0)
>
>Link ID ADV Router Age Seq# Checksum
>104.4.64.0 148.5.1.1 743 0x80000002 0xC266
>148.5.1.0 148.5.1.1 1003 0x80000004 0x4CB6
>148.5.7.7 148.5.1.1 743 0x80000002 0x4A6D
>148.5.56.0 148.5.5.5 3512 (DNA) 0x80000003 0xEBB9
>148.5.71.0 148.5.1.1 1003 0x80000004 0xBFBD
>
> Summary ASB Link States (Area 0)
>
>Link ID ADV Router Age Seq# Checksum
>148.5.6.6 148.5.5.5 3512 (DNA) 0x80000003 0xC907
>
> Router Link States (Area 6)
>
>Link ID ADV Router Age Seq# Checksum Link count
>148.5.6.6 148.5.6.6 299 0x80000001 0xB044 0
>
> Summary Net Link States (Area 6)
>
>Link ID ADV Router Age Seq# Checksum
>104.4.64.0 148.5.6.6 279 0x80000001 0xE72E
>148.5.1.0 148.5.6.6 280 0x80000001 0x757C
>148.5.6.0 148.5.6.6 290 0x80000001 0xD91D
>148.5.7.7 148.5.6.6 280 0x80000001 0x6F35
>148.5.16.0 148.5.6.6 290 0x80000001 0x6B87
>148.5.71.0 148.5.6.6 280 0x80000001 0xE883
>
> Type-5 AS External Link States
>
>Link ID ADV Router Age Seq# Checksum Tag
>148.5.5.0 148.5.6.6 299 0x80000001 0x3923 0
>148.5.13.0 148.5.6.6 294 0x80000008 0xD27A 0
>148.5.56.0 148.5.6.6 300 0x80000001 0x8227 0
>148.5.136.0 148.5.6.6 300 0x80000001 0xF4A 0
>
>
>Now I removed area 6 from the router all together, and cleared the ospf
>process and still area 6 lsa's in the database, even an old (DNA)entry still
>there from an old ISDN Demand circuit interface.
>
>Anyway of clearing the database?
>
>Thanks
>
>Ya
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