xvii
•Clarifications and Extensions for the Bootstrap Protocol , RFC1542
•File Transfer Protocol, RFC959
•Internet Control Message Protocol, RCF792
•Internet Protocol, RFC791
•OSPF Version 2, RFC1583
•Reverse Address Resolution Protocol, RFC903
•Routing Information Protocol, RFC1058
•Telnet Protocol Specifications , RFC495
•Transmission Control Protocol, RFC793
•User Datagram Protocol, RFC768
•Using ARP to Implement Transparent Subnet Gateways, RFC1027
What precautionary messages mean
The types of precautionary messages used in Northern Telecom (Nortel) documents include attention boxes and danger, warning, and caution messages.
An attention box identifies information that is necessary for the proper performance of a procedure or task or the correct interpretation of information or data. Danger, warning, and caution messages indicate possible risks.
Examples of the precautionary messages follow.
ATTENTION Information needed to perform a task
ATTENTION
If the unused
CAUTION Possibility of service interruption or degradation
CAUTION
Possible loss of service
Before continuing, confirm that you are removing the card from the inactive unit of the peripheral module. Subscriber service will be lost if you remove a card from the active unit.