
Xerox® Security Guide for Office Class Products: AltaLink®
VersaLink®
November 2018
Page 12
4 Network Security
Xerox products are designed to offer a high degree of security and flexibility in almost any network
environment. This section describes several aspects of the product related to network security.
TCP/IP Ports & Services
Xerox devices are robust, offering support for a wide array of services and protocols. The devices are
capable of hosting services as well as acting as a client for others. The diagram below presents a high-
level overview of inbound communications (from other hosts on the network into listening services on the
device) and outbound connections initiated by the device (acting as a client to external network services).
Inbound (Listening Services)
Out Bound (Network Client)
Print Services
LPR, IPP, Raw IP, etc.
Management Services
SNMP, Web interface, WebServices,
etc.
Infrastructure & Discovery Services
IPSEC, SSDP, WSD, mDNS,
NetBIOS, etc.
Built-in Scan Services
FTP, HTTP & HTTPS (TLS), SFTP
(SSH), SMB, CIFS, SMTP &
SMTPS, POP3 & POPS, etc.
Authentication Services
LDAP & LDAPS, SMB, Kerberos.
Infrastructure
ISAKMP (IPSec), DHCP & DHCPv6,
etc.
Cloud Services
Dropbox, Google Drive, OneDrive,
and several others.
Listening services (inbound ports)
The following table summarizes all potentially open ports on the product. These ports can be
enabled/disabled within the product configuration.
Port
Type
Service Name
80 or 443
TCP
HTTP including:
Web User Interface
UPnP Discovery
Web Services for Products (WSD)
WebDAV
631 or 443
TCP
HTTP (IPP)
137
UDP
NETBIOS (Name Service)
138
UDP
NETBIOS (Datagram Service)
161
UDP
SNMP
427
TCP/UDP SLP