diff --git a/config.ini.sample b/config.ini.sample
index 0c2bef0..b0b3d47 100644
--- a/config.ini.sample
+++ b/config.ini.sample
@@ -1,135 +1,135 @@
 ; SylkServer configuration file
 
 [Server]
 
 ; The following settings are the default used by the software, uncomment
 ; them only if you want to make changes
 
 ; default_application = conference
 
 ; Statically map a Request URI to a specific application. In the example
 ; below, 123 is matched 1st against the domain part, than the username part
 ; of the Request URI This static mapping can be overwritten by adding
 ; X-Sylk-App header set to the value of a valid SylkServer application name
 ; application_map = echo:echo,123:conference,test:ircconference,gmail.com:xmppgateway
 
 ; Disable the specified applications
 ; disabled_applications =
 
 ; Directory where extra applications are stored
 ; extra_applications_dir =
 
 trace_dir = /var/log/sylkserver
 ; trace_core = False
 ; trace_sip = False
 ; trace_msrp = False
 ; trace_notifications = False
 
 ; TLS is used by default for SIP signaling and MSRP media using a
 ; self-signed certificate.  You may want to use a properly signed X.509
 ; certificate and configure it below
 
 ; The X.509 Certificate Authorities file
 ca_file = /etc/sylkserver/tls/ca.crt
 
 ; The file containing X.509 certificate and private key in unencrypted format
 certificate = /etc/sylkserver/tls/default.crt
 
 ; verify_server = False
 
 ; Enable Bonjour capabilities for applications
 ; enable_bonjour = False
 
 ; Base directory for files created by the server, excluding log files
 ; spool_dir = /var/spool/sylkserver
 
 
 [SIP]
 ; SIP transport settings
 
 ; IP address used for SIP signaling and RTP media; an empty string or 'any' means listening on
 ; the interface used by the default route
 ; local_ip =
 
 ; IP address to be advertised in the SDP, useful in 1-to-1 NAT scenarios such as Amazon EC2
 ; advertised_ip =
 
 ; Ports used for SIP transports, if not set to any value the transport will be disabled
 ; local_udp_port = 5060
 ; local_tcp_port = 5060
 ; local_tls_port = 5061
 
 ; If set, all outbound SIP requests will be sent through this SIP proxy
 ; The proxy address format is: proxy.example.com:5061;transport=tls
 ; Transport can be udp, tcp or tls, if skipped it is considered udp
 ; If only the hostname is set, RFC3263 lookups are performed to lookup 
 ; the outbound proxy server address
 ; outbound_proxy =
 
 ; A comma-separated list of hosts or networks to trust.
 ; The elements can be an IP address in CIDR format, a
 ; hostname or an IP address (in the latter 2 a mask of 32
 ; is assumed), or the special keywords 'any' and 'none'
 ; (being equivalent to 0.0.0.0/0 and 0.0.0.0/32
 ; respectively). It defaults to 'any'.
 ; trusted_peers =
 
 ; Toggle ICE support (RFC 5245)
 ; enable_ice = False
 
 
 [MSRP]
 
 ; MSRP transport settings
 
 ; A valid X.509 certificate is required for MSRP to work over TLS.
 ; TLS is enabled by default, a default TLS certificate is provided with SylkServer.
 ; use_tls = True
 
 
 [RTP]
 
 ; RTP transport settings
 
 ; Allowed codec list, valid values: opus, G722, speex, PCMU, PCMA, iLBC, GSM
-; audio_codecs = opus,speex,G722,PCMU,PCMA
+; audio_codecs = opus,G722,speex,PCMU,PCMA
 
 ; Port range used for RTP
 ; port_range = 50000:50500
 
 ; SRTP valid values: disabled, sdes, zrtp, opportunistic
 ; srtp_encryption = opportunistic
 
 ; RTP stream timeout, session will be disconnected after this value
 ; timeout = 30
 
 ; Audio sampling rate
-; sample_rate = 32000
+; sample_rate = 48000
 
 
 [WebServer]
 
 ; Global web server settings
 
 ; IP address used for serving HTTP(S) requests, empty string
 ; means listen on interface used by the default route
 ; local_ip =
 
 ; Port where the web server will listen on, set to 0 for random
 ; local_port = 10888
 
 ; X.509 server certificate for HTTPS connections, the certificate private
 ; key must be concatenated inside the same file, set to empty in order to
 ; disable HTTPS
 ; certificate = /etc/sylkserver/tls/default.crt
 
 ; Certificat chain file containing all the certificates that the server
 ; should present to the client.  If specified, it must also contain the
 ; certificate in the file specified by the 'certificate' option.
 ; certificate_chain
 
 ; Hostname used when publishing the server URL. Must match the common name
 ; of server X.509 certificate set above, otherwise clients will raise
 ; warning. If not set the listening IP address will be used
 ; hostname =