HP 3600dn HP Jetdirect Print Server Administrator's Guide - Page 66

Mgmt. Protocols, SNMP, Other

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CAUTION Use caution when using this feature. You may lose your ability to communicate with the HP Jetdirect print server if your system is not properly specified in the list, or access through HTTP is disabled. For use of the host access list as a security feature, see Security Features. NOTE By default, hosts with HTTP connections are allowed access to the print server regardless of access control list entries. To disable access by HTTP hosts, clear the Allow Web Server (HTTP) access checkbox near the bottom of the page. Host systems are specified by their IP addresses or network number. If the network contains subnets, an address mask may be used to identify whether the IP address designates an individual host system or a group of host systems. Examples. See the table of sample entries below: IP Address 192.0.0.0 192.1.0.0 192.168.1.2 Mask 255.0.0.0 255.1.0.0 Description Allow all hosts with network number 192. Allow all hosts on network 192, subnet 1. Allow the host with IP address 192.168.1.2. The mask 255.255.255.255 is assumed and is not required. To add an entry into the access control list, use the IP Address and Mask fields to specify a host, and click (check) the Save checkbox for that entry. Then click Apply. To delete an entry from the list, clear the Save checkbox for that entry. Then click Apply. To clear the entire access control list, clear all Save checkboxes, and click Apply. Mgmt. Protocols This link provides access to management communications and other protocols that affect security. SNMP Use this tab to enable or disable SNMP v1/v2c agents on the print server. For a description of SNMP selections, see Table 4-3 SNMP Settings. Other Use this tab to enable or disable various protocols supported by the print server for printing, print services, and management. See Table 4-7 Other Protocols. Table 4-7 Other Protocols Item Enable Print Services Description Enable or disable various print services supported by the print server: , port 9100, LPD (Line Printer Daemon). Disable unused print services to prevent access through those services. 58 Chapter 4 Using the Embedded Web Server ENWW

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CAUTION
Use caution when using this feature. You may lose your ability to communicate
with the HP Jetdirect print server if your system is not properly specified in the list, or access
through HTTP is disabled.
For use of the host access list as a security feature, see
Security
Features
.
NOTE
By default, hosts with HTTP connections are allowed access to the print server
regardless of access control list entries.
To disable access by HTTP hosts, clear the
Allow Web Server (HTTP) access
checkbox
near the bottom of the page.
Host systems are specified by their IP addresses or network number. If the network contains
subnets, an address mask may be used to identify whether the IP address designates an individual
host system or a group of host systems.
Examples.
See the table of sample entries below:
IP Address
Mask
Description
192.0.0.0
255.0.0.0
Allow all hosts with network number 192.
192.1.0.0
255.1.0.0
Allow all hosts on network 192, subnet 1.
192.168.1.2
Allow the host with IP address 192.168.1.2. The mask
255.255.255.255 is assumed and is not required.
To add an entry into the access control list, use the
IP Address
and
Mask
fields to specify a host,
and click (check) the
Save
checkbox for that entry. Then click
Apply
.
To delete an entry from the list, clear the
Save
checkbox for that entry. Then click
Apply
.
To clear the entire access control list, clear all
Save
checkboxes, and click
Apply
.
Mgmt. Protocols
This link provides access to management communications and other protocols that affect security.
SNMP
Use this tab to enable or disable SNMP v1/v2c agents on the print server. For a description of SNMP
selections, see
Table
4-3
SNMP
Settings
.
Other
Use this tab to enable or disable various protocols supported by the print server for printing, print
services, and management. See
Table
4-7
Other
Protocols
.
Table 4-7
Other Protocols
Item
Description
Enable Print Services
Enable or disable various print services supported by the print server:
, port 9100
,
LPD
(Line Printer Daemon). Disable unused print services to prevent access through those
services.
58
Chapter 4
Using the Embedded Web Server
ENWW