Avaya 1000 Manual page 51

Task L4 protocol Destination
(TCP/UDP) Port(s)
Base TCP 25100-25200
Base TCP 33700-61000
Base UDP 53
Base UDP 123
Base UDP 161
Base UDP 500
Base UDP 514
Base UDP 2049
Base UDP 4001
Base UDP 4002
Base UDP 4003
Base UDP 4004
SIPL UDP 5070
Base UDP 15010
Base UDP 15011
Base UDP 16550
Base UDP 33434-33524
Avaya Communication Server 1000 Port Utilization – Issue 4.04
Interface Source Source
Element Port(s)
TLAN Management
Stations,
UCM, EM
TLAN UCM,
management
stations,
EM, SIP
Phones
TLAN
TLAN External
NTP Server
TLAN TM, SNMP 1024-
Management 65535
Systems
TLAN Any ISSS 500
Target
TLAN Linux
Elements
TLAN Any CS1K 1024-
Element 65535
TLAN Any CS1K 1024-
Element 65535
TLAN Any CS1K 1024-
Element 65535
TLAN Any CS1K 1024-
Element 65535
TLAN Any CS1K 1024-
Element 65535
TLAN SIP Phones
TLAN N/A
TLAN N/A
TLAN Other SS in 16550
node
ELAN ANY
Avaya – Proprietary.
Use pursuant to the terms of your signed agreement or Avaya policy.
Firewall Possible Marked
Timeout WAN DSCP DSCP?
DSCP 10 NO
(AF11)
DSCP 10 NO
(AF11)
NO
DSCP 10 NO
(AF11)
Always DSCP 10 NO
Open (AF11)
Always DSCP 40 NO
Open (CS5)
DSCP 10 NO
(AF11)
Transient DSCP 10 NO
(AF11)
Transient DSCP 10 NO
(AF11)
Transient DSCP 10 NO
(AF11)
Transient DSCP 10 NO
(AF11)
Transient DSCP 10 NO
(AF11)
DSCP 40 NO
(CS5)
N/A NO
N/A NO
Always DSCP 40 NO
Open (CS5)
NO
Description Comments
FTP Data Ports Typically handled
using FTP
connection
tracking in the
firewalls
Ephemeral ports Typically handled
using TCP & FTP
connection
tracking in the
firewalls
DNS
NTP, source port Time
123 Synchronization
SNMP query It is recommended
to use ELAN
IPsec IKE, source Required if ISSS is
port 500 used.
Syslog
NFS
Added Rel 7.0
NFS STAT Added Rel 7.0
NFS LOCK Added Rel 7.0
NFS MOUNT
Added Rel 7.0
NFS QUOTA Added Rel 7.0
SIP SIP Signaling with
SIP Phones.
AFS Open but not used.
Can be blocked in
Firewall.
AFS Open but not used.
Can be blocked in
Firewall.
SS <-> SS Leader/Follower
Election
Traceroute
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