Compaq TCP/IP Services for OpenVMS
Tuning and Troubleshooting

A
arp command #1
arp command #2
arp command #3
Attribute
displaying values
modifying temporarily
testing support
Auxiliary server
increasing connection limit
B
BIND log file
C
Checking interface parameters
Commands
commonly used
Connection limit
increasing
Connection ports
outgoing
modifying range
Connection Timeout Rate
increasing the TCP partial
Context timeout rate
increasing
D
Determining if TCP/IP is running
Diagnostic tools
arp command #1
arp command #2
arp command #3
dig command #1
dig command #2
ifconfig command #1
ifconfig command #2
ndc command #1
ndc command #2
netstat command #1
netstat command #2
nslookup command #1
nslookup command #2
ping command #1
ping command #2
ping command #3
route command #1
route command #2
sysconfig command #1
sysconfig command #2
TCPTRACE command #1
TCPTRACE command #2
traceroute command #1
traceroute command #2
dig command #1
dig command #2
Displaying
allocated sockets
attribute support
attribute values
hardware addresses
IP addresses
network statistics #1
network statistics #2
network statistics #3
routes
socket statistics
subsystems and attributes
the arp table
E
Errors
BIND log file
I
ifconfig command #1
ifconfig command #2
ifconfig command #3
Improving performance
benefits and tradeoffs
inet subsystem #1
inet subsystem #2
inet subsystem #3
attributes
inifaddr_hsize attribute #1
inifaddr_hsize attribute #2
Internet subsystem
IP addresses
logging
ipport_userreserved attribute #1
ipport_userreserved attribute #2
ipport_userreserved attribute #3
ipport_userreserved_min attribute #1
ipport_userreserved_min attribute #2
ipqmaxlen attribute
ipqs attribute
iptunnel subsystem
ipv6 subsystem
K
Keepalive function
enabling
Kernel attributes
Kernel interface alias table
increasing the size
Kernel subsystems
modifying
M
Modifying
attribute values
internet subsystem attributes
kernel subsystems
outgoing connection ports
socket subsystem attributes
Monitoring
servers
Multihomed host
testing interfaces
N
Name server
log file
ndc command #1
ndc command #2
net subsystem
netstat command #1
netstat command #2
netstat command #3
netstat command #4
netstat command #5
netstat command #6
Network management tasks
commonly performed
Network statistics
displaying
Network tuning guidelines
nslookup command #1
nslookup command #2
NSLOOKUP utility
set commands
P
Pending TCP connections
Performance
benefits and tradeoffs
ping command #1
ping command #2
ping command #3
ping command #4
PMTU protocol
pmtu_enabled attribute #1
pmtu_enabled attribute #2
pmtu_enabled attribute #3
Problems
application
configuration
device driver
isolating
loss of connectivity
memory usage
misconfigured interface
name server
network collision errors
network failure
network input/output errors
network service not responding
network unreachable
physical failure
solving performance
transport failure
unavailable network service
user error
R
Retransmission rate
decreasing
route command #1
route command #2
Routing table
displaying routes
S
sbcompress_threshold attribute #1
sbcompress_threshold attribute #2
sb_max attribute #1
sb_max attribute #2
Server applications
configuring memory
logging IP addresses
tuning
Servers
Service configuration parameters
Services database
SHOW ARP command
SHOW DEVICE command
SHOW INTERFACE command
SHOW NAME_SERVICE command
SHOW ROUTE command
SHOW SERVICE command
SHOW SERVICE /FULL command
snmpinfo subsystem
sobacklog_drops attribute #1
sobacklog_drops attribute #2
sobacklog_hiwat attribute #1
sobacklog_hiwat attribute #2
Socket
displaying statistics
Socket buffer
increasing maximum size
socket subsystem #1
socket subsystem #2
socket subsystem #3
somaxconn attribute #1
somaxconn attribute #2
somaxconn attribute #3
somaxconn attribute #4
somaxconn attribute #5
somaxconn_drops attribute #1
somaxconn_drops attribute #2
sominconn attribute #1
sominconn attribute #2
sominconn attribute #3
sominconn attribute #4
sysconfig command #1
sysconfig command #2