EMC Unity Family User Manual

Table 11 Network connections that may be initiated by the storage system (continued)
Service Protocol Port Description
NETBIOS
Datagram Service
(SMB)
UDP 138 The NETBIOS Datagram Service is associated with the
storage system SMB file sharing services and is a core
component of that feature. Only Browse service is used. If
disabled, this port disables Browsing capability.
NETBIOS Session
Service (SMB)
TCP/UDP 139 The NETBIOS Session Service is associated with storage
system SMB file sharing services and is a core component of
that functionality. If SMB services are enabled, this port is
open. It is specifically required for earlier versions of the
Windows OS (pre-Windows 2000). Clients with legitimate
access to the storage system SMB services must have
network connectivity to the port for continued operation.
LDAP TCP/UDP 389
a
Unsecure LDAP queries. If closed, Unsecure LDAP
authentication queries will be unavailable. Secure LDAP is
configurable as an alternative.
HTTPS TCP 443 HTTPS traffic to the Unisphere and Unisphere CLI, and for
secure remote services when ESRS is enabled and Integrated
ESRS is configured on the storage system. If closed,
communication with the array will be unavailable.
Kerberos TCP/UDP 464 Provides Kerberos Password Change and Set. If closed,
impacts SMB.
Remote Syslog UDP 514
a
Syslog - Log system messages to a remote host. You can
configure the host port that the system uses.
LDAPS TCP/UDP 636
a
Secure LDAP queries. If closed, secure LDAP authentication
will be unavailable.
VMware TCP 843 VMawareness - Allows VMware SDK communication with
vSphere. If closed, VCenter/ESX discovery will be unavailable.
SOCKS TCP 1080 When ESRS is enabled and Integrated ESRS is configured on
the storage system, and a firewall is employed between the
storage system and a Proxy server. If closed, communication
with the array will be unavailable.
mountd (NFS) TCP/UDP 1234 Used for the mount service, which is a core component of the
NFS service (versions 2, 3, and 4) and is an important
component of the SP to NAS Server interaction.
NFS TCP/UDP 2049 Used to provide NFS services.
HTTP TCP 3128 When ESRS is enabled and Integrated ESRS is configured on
the storage system, and a firewall is employed between the
storage system and a Proxy server. If closed, communication
with the array will be unavailable.
iSNS TCP 3205 Used to send Internet storage naming service (iSNS)
registrations to the iSNS server.
iSCSI TCP 3260 Provides access to iSCSI services. If closed, file-based iSCSI
services will be unavailable.
Communication Security
40 EMC Unity All Flash, EMC Unity Hybrid, EMC UnityVSA 4.0 Security Configuration Guide

EMC Unity Family Specifications

General

Brand	EMC
Model	Unity Family
Category	Storage
Language	English