Understand Open Shortest Path First (ospf) Design Guide

Link State ID: 203.0.113.150 (summary Network Number)
Advertising Router: 203.0.113.67
LS Seq Number: 80000003
Checksum: 0xACBE
Length: 28
Network Mask: 255.255.255.192 TOS: 0 Metric: 64
Summary ASBR Links
Summary ASB Link States (Area 0)
Link ID ADV Router Age Seq# Checksum
203.0.113.16 203.0.113.67 579 0x80000001 0xF9AF
This is an indication of who the ASBR is. In this case the ASBR is RTE represented by its RID
203.0.113.16. The advertising router for this entry into area 0 is RTC with RID 203.0.113.67. A
detailed view of the summary ASBR entry:
RTC#show ip ospf database asbr-summary
OSPF Router with ID (203.0.113.67) (Process ID 10)
Summary ASB Link States (Area 0)
LS age: 802
Options: (No TOS-capability)
LS Type: Summary Links(AS Boundary Router)
Link State ID: 203.0.113.16 (AS Boundary Router address)
Advertising Router: 203.0.113.67
LS Seq Number: 80000003
Checksum: 0xF5B1
Length: 28
Network Mask: 0.0.0.0 TOS: 0 Metric: 64
External Links
AS External Link States
Link ID ADV Router Age Seq# Checksum Tag
0.0.0.0 203.0.113.16 1787 0x80000001 0x98CE 10
203.0.113.1288 203.0.113.16 5 0x80000002 0x93C4 0
We have two external Links, the first one is the 0.0.0.0 injected into OSPF via the 
default-information
originate
command.
The other entry is network 203.0.113.128 8 which is injected into OSPF by redistribution.
The router advertising these networks is 203.0.113.16, the RID of RTE.
This is the detailed view of the external routes:
RTC#show ip ospf database external
OSPF Router with ID (203.0.113.67) (Process ID 10)
AS External Link States

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Routing Bit Set on this LSA
LS age: 208
Options: (No TOS-capability)