Meaning of a word in show conn output

Answered Question
Mar 2nd, 2007

What is the meaning of "flags" in the output of the sh conn command in Cisco PIX 525?

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Correct Answer by suschoud about 9 years 7 months ago

the flags specify the state of the connection.

Connection Flags and the flag description:

a awaiting outside ACK to SYN

A awaiting inside ACK to SYN

B initial SYN from outside

C Computer Telephony Interface Quick Buffer Encoding (CTIQBE) media connection

d dump

D DNS

E outside back connection

f inside FIN

F outside FIN

g Media Gateway Control Protocol (MGCP) connection

G connection is part of a group1

h H.225

H H.323

i incomplete TCP or UDP connection

I inbound data

k Skinny Client Control Protocol (SCCP) media connection

m SIP media connection

M SMTP data

O outbound data

p replicated (unused)

P inside back connection

q SQL*Net data

r inside acknowledged FIN

R outside acknowledged FIN for TCP connection

R UDP RPC2

s awaiting outside SYN

S awaiting inside SYN

t SIP transient connection3

T SIP connection4

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Correct Answer
suschoud Fri, 03/02/2007 - 06:22

the flags specify the state of the connection.

Connection Flags and the flag description:

a awaiting outside ACK to SYN

A awaiting inside ACK to SYN

B initial SYN from outside

C Computer Telephony Interface Quick Buffer Encoding (CTIQBE) media connection

d dump

D DNS

E outside back connection

f inside FIN

F outside FIN

g Media Gateway Control Protocol (MGCP) connection

G connection is part of a group1

h H.225

H H.323

i incomplete TCP or UDP connection

I inbound data

k Skinny Client Control Protocol (SCCP) media connection

m SIP media connection

M SMTP data

O outbound data

p replicated (unused)

P inside back connection

q SQL*Net data

r inside acknowledged FIN

R outside acknowledged FIN for TCP connection

R UDP RPC2

s awaiting outside SYN

S awaiting inside SYN

t SIP transient connection3

T SIP connection4

U up

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